Reese 22K Hitch

I see the Reese 22k hitch looks exactly like my old 20K Reese. It even has the same model number--30033.

So, I'm guessing it's the same hitch, but now rated for more weight?

My new trailer has a 21K GVW. Probably no need to spend $1000 for a hitch just like the one I have.